APA引文

Travis, R. (2001). Air transport liberalisation in the European Community 1987-1992: A case of integration. Uppsala University.

Chicago Style (17th ed.) Citation

Travis, Robin. Air Transport Liberalisation in the European Community 1987-1992: A Case of Integration. Uppsala: Uppsala University, 2001.

MLA引文

Travis, Robin. Air Transport Liberalisation in the European Community 1987-1992: A Case of Integration. Uppsala University, 2001.

警告：这些引文格式不一定是100％准确.